I’ll go to the USA next month.—__________ for

Can you play the violin —_____. But I can sing.

When ____ about the possibility that Justin was taken away by aliens, Detective San Peterson, who has taken charge of the case, didn’t say much.

_________ carefully he studies! He feels like_______ math.

Was it in the train “ Harmony”, ______ is China’s first high-speed one, that John met with his foreign friend？